git.sesse.net Git - kdenlive/blob - src/trackview.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2007 by Jean-Baptiste Mardelle (jb@kdenlive.org)        *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program is distributed in the hope that it will be useful,       *
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA          *
  18  ***************************************************************************/
  19
  20
  21 #include "trackview.h"
  22 #include "headertrack.h"
  23 #include "clipitem.h"
  24 #include "transition.h"
  25 #include "kdenlivesettings.h"
  26 #include "clipmanager.h"
  27 #include "customruler.h"
  28 #include "kdenlivedoc.h"
  29 #include "mainwindow.h"
  30 #include "customtrackview.h"
  31 #include "initeffects.h"
  32 #include "profilesdialog.h"
  33 #include "configtrackscommand.h"
  34
  35 #include <KDebug>
  36 #include <KMessageBox>
  37 #include <KIO/NetAccess>
  38
  39 #include <QScrollBar>
  40 #include <QInputDialog>
  41
  42 TrackView::TrackView(KdenliveDoc *doc, bool *ok, QWidget *parent) :
  43     QWidget(parent),
  44     m_scale(1.0),
  45     m_projectTracks(0),
  46     m_doc(doc),
  47     m_verticalZoom(1)
  48 {
  49
  50     setupUi(this);
  51 //    ruler_frame->setMaximumHeight();
  52 //    size_frame->setMaximumHeight();
  53     m_scene = new CustomTrackScene(doc);
  54     m_trackview = new CustomTrackView(doc, m_scene, parent);
  55     m_trackview->scale(1, 1);
  56     m_trackview->setAlignment(Qt::AlignLeft | Qt::AlignTop);
  57
  58     m_ruler = new CustomRuler(doc->timecode(), m_trackview);
  59     connect(m_ruler, SIGNAL(zoneMoved(int, int)), this, SIGNAL(zoneMoved(int, int)));
  60     connect(m_ruler, SIGNAL(adjustZoom(int)), this, SIGNAL(setZoom(int)));
  61     QHBoxLayout *layout = new QHBoxLayout;
  62     layout->setContentsMargins(m_trackview->frameWidth(), 0, 0, 0);
  63     layout->setSpacing(0);
  64     ruler_frame->setLayout(layout);
  65     layout->addWidget(m_ruler);
  66
  67     QHBoxLayout *sizeLayout = new QHBoxLayout;
  68     sizeLayout->setContentsMargins(0, 0, 0, 0);
  69     sizeLayout->setSpacing(0);
  70     size_frame->setLayout(sizeLayout);
  71
  72     QToolButton *butSmall = new QToolButton(this);
  73     butSmall->setIcon(KIcon("kdenlive-zoom-small"));
  74     butSmall->setToolTip(i18n("Smaller tracks"));
  75     butSmall->setAutoRaise(true);
  76     connect(butSmall, SIGNAL(clicked()), this, SLOT(slotVerticalZoomDown()));
  77     sizeLayout->addWidget(butSmall);
  78
  79     QToolButton *butLarge = new QToolButton(this);
  80     butLarge->setIcon(KIcon("kdenlive-zoom-large"));
  81     butLarge->setToolTip(i18n("Bigger tracks"));
  82     butLarge->setAutoRaise(true);
  83     connect(butLarge, SIGNAL(clicked()), this, SLOT(slotVerticalZoomUp()));
  84     sizeLayout->addWidget(butLarge);
  85
  86     QHBoxLayout *tracksLayout = new QHBoxLayout;
  87     tracksLayout->setContentsMargins(0, 0, 0, 0);
  88     tracksLayout->setSpacing(0);
  89     tracks_frame->setLayout(tracksLayout);
  90
  91     headers_area->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  92     headers_area->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  93     headers_area->setFixedWidth(70);
  94
  95     QVBoxLayout *headersLayout = new QVBoxLayout;
  96     headersLayout->setContentsMargins(0, m_trackview->frameWidth(), 0, 0);
  97     headersLayout->setSpacing(0);
  98     headers_container->setLayout(headersLayout);
  99     connect(headers_area->verticalScrollBar(), SIGNAL(valueChanged(int)), m_trackview->verticalScrollBar(), SLOT(setValue(int)));
 100
 101     tracksLayout->addWidget(m_trackview);
 102     connect(m_trackview->verticalScrollBar(), SIGNAL(valueChanged(int)), headers_area->verticalScrollBar(), SLOT(setValue(int)));
 103     connect(m_trackview, SIGNAL(trackHeightChanged()), this, SLOT(slotRebuildTrackHeaders()));
 104     connect(m_trackview, SIGNAL(tracksChanged()), this, SLOT(slotReloadTracks()));
 105     connect(m_trackview, SIGNAL(updateTrackHeaders()), this, SLOT(slotRepaintTracks()));
 106     connect(m_trackview, SIGNAL(showTrackEffects(int, TrackInfo)), this, SIGNAL(showTrackEffects(int, TrackInfo)));
 107     connect(m_trackview, SIGNAL(updateTrackEffectState(int)), this, SLOT(slotUpdateTrackEffectState(int)));
 108
 109
 110     parseDocument(m_doc->toXml());
 111     if (m_doc->setSceneList() == -1) *ok = false;
 112     else *ok = true;
 113     connect(m_trackview, SIGNAL(cursorMoved(int, int)), m_ruler, SLOT(slotCursorMoved(int, int)));
 114     connect(m_trackview->horizontalScrollBar(), SIGNAL(valueChanged(int)), m_ruler, SLOT(slotMoveRuler(int)));
 115     connect(m_trackview->horizontalScrollBar(), SIGNAL(rangeChanged(int, int)), this, SLOT(slotUpdateVerticalScroll(int, int)));
 116     connect(m_trackview, SIGNAL(mousePosition(int)), this, SIGNAL(mousePosition(int)));
 117     connect(m_trackview, SIGNAL(doTrackLock(int, bool)), this, SLOT(slotChangeTrackLock(int, bool)));
 118
 119     slotChangeZoom(m_doc->zoom().x(), m_doc->zoom().y());
 120     slotSetZone(m_doc->zone(), false);
 121     setEnabled(!doc->isReadOnly());
 122 }
 123
 124 TrackView::~TrackView()
 125 {
 126     delete m_ruler;
 127     delete m_trackview;
 128 }
 129
 130 //virtual
 131 void TrackView::keyPressEvent(QKeyEvent * event)
 132 {
 133     if (event->key() == Qt::Key_Up) {
 134         m_trackview->slotTrackUp();
 135         event->accept();
 136     } else if (event->key() == Qt::Key_Down) {
 137         m_trackview->slotTrackDown();
 138         event->accept();
 139     } else QWidget::keyPressEvent(event);
 140 }
 141
 142 int TrackView::duration() const
 143 {
 144     return m_trackview->duration();
 145 }
 146
 147 int TrackView::tracksNumber() const
 148 {
 149     return m_projectTracks - 1;
 150 }
 151
 152 bool TrackView::checkProjectAudio() const
 153 {
 154     bool hasAudio = false;
 155     const QList <TrackInfo> list = m_doc->tracksList();
 156     int max = list.count();
 157     for (int i = 0; i < max; i++) {
 158         TrackInfo info = list.at(max - i - 1);
 159         if (!info.isMute && m_trackview->hasAudio(i)) {
 160             hasAudio = true;
 161             break;
 162         }
 163     }
 164     return hasAudio;
 165 }
 166
 167 int TrackView::inPoint() const
 168 {
 169     return m_ruler->inPoint();
 170 }
 171
 172 int TrackView::outPoint() const
 173 {
 174     return m_ruler->outPoint();
 175 }
 176
 177 void TrackView::slotSetZone(QPoint p, bool updateDocumentProperties)
 178 {
 179     m_ruler->setZone(p);
 180     if (updateDocumentProperties) m_doc->setZone(p.x(), p.y());
 181 }
 182
 183 void TrackView::setDuration(int dur)
 184 {
 185     m_trackview->setDuration(dur);
 186     m_ruler->setDuration(dur);
 187 }
 188
 189 void TrackView::parseDocument(QDomDocument doc)
 190 {
 191     //int cursorPos = 0;
 192     m_documentErrors.clear();
 193     m_replacementProducerIds.clear();
 194
 195     //kDebug() << "//// DOCUMENT: " << doc.toString();
 196     /*QDomNode props = doc.elementsByTagName("properties").item(0);
 197     if (!props.isNull()) {
 198         cursorPos = props.toElement().attribute("timeline_position").toInt();
 199     }*/
 200
 201     // parse project tracks
 202     QDomElement mlt = doc.firstChildElement("mlt");
 203     if (mlt.hasAttribute("LC_NUMERIC")) m_locale = QLocale(mlt.attribute("LC_NUMERIC"));
 204     QDomElement tractor = mlt.firstChildElement("tractor");
 205     QDomNodeList tracks = tractor.elementsByTagName("track");
 206     QDomNodeList playlists = doc.elementsByTagName("playlist");
 207     int duration = 300;
 208     m_projectTracks = tracks.count();
 209     int trackduration = 0;
 210     QDomElement e;
 211     QDomElement p;
 212
 213     int pos = m_projectTracks - 1;
 214     m_invalidProducers.clear();
 215     QDomNodeList producers = doc.elementsByTagName("producer");
 216     for (int i = 0; i < producers.count(); i++) {
 217         // Check for invalid producers
 218         QDomNode n = producers.item(i);
 219         e = n.toElement();
 220
 221         if (e.hasAttribute("in") == false && e.hasAttribute("out") == false) continue;
 222         int in = e.attribute("in").toInt();
 223         int out = e.attribute("out").toInt();
 224         if (in >= out) {
 225             // invalid producer, remove it
 226             QString id = e.attribute("id");
 227             m_invalidProducers.append(id);
 228             m_documentErrors.append(i18n("Invalid clip producer %1\n", id));
 229             doc.documentElement().removeChild(producers.at(i));
 230             i--;
 231         }
 232     }
 233
 234     int trackIndex = 0;
 235     for (int i = 0; i < m_projectTracks; i++) {
 236         e = tracks.item(i).toElement();
 237         QString playlist_name = e.attribute("producer");
 238         if (playlist_name != "black_track" && playlist_name != "playlistmain") {
 239             // find playlist related to this track
 240             p = QDomElement();
 241             for (int j = 0; j < m_projectTracks; j++) {
 242                 p = playlists.item(j).toElement();
 243                 if (p.attribute("id") == playlist_name) {
 244                     // playlist found, check track effects
 245                     QDomNodeList trackEffects = p.childNodes();
 246                     slotAddProjectEffects(trackEffects, p, NULL, trackIndex++);
 247                     break;
 248                 }
 249             }
 250             if (p.attribute("id") != playlist_name) { // then it didn't work.
 251                 kDebug() << "NO PLAYLIST FOUND FOR TRACK " + pos;
 252             }
 253             if (e.attribute("hide") == "video") {
 254                 m_doc->switchTrackVideo(i - 1, true);
 255             } else if (e.attribute("hide") == "audio") {
 256                 m_doc->switchTrackAudio(i - 1, true);
 257             } else if (e.attribute("hide") == "both") {
 258                 m_doc->switchTrackVideo(i - 1, true);
 259                 m_doc->switchTrackAudio(i - 1, true);
 260             }
 261
 262             trackduration = slotAddProjectTrack(pos, p, m_doc->isTrackLocked(i - 1), producers);
 263             pos--;
 264             //kDebug() << " PRO DUR: " << trackduration << ", TRACK DUR: " << duration;
 265             if (trackduration > duration) duration = trackduration;
 266         } else {
 267             // background black track
 268             for (int j = 0; j < m_projectTracks; j++) {
 269                 p = playlists.item(j).toElement();
 270                 if (p.attribute("id") == playlist_name) break;
 271             }
 272             pos--;
 273         }
 274     }
 275
 276     // parse transitions
 277     QDomNodeList transitions = tractor.elementsByTagName("transition");
 278
 279     //kDebug() << "//////////// TIMELINE FOUND: " << projectTransitions << " transitions";
 280     for (int i = 0; i < transitions.count(); i++) {
 281         e = transitions.item(i).toElement();
 282         QDomNodeList transitionparams = e.childNodes();
 283         bool transitionAdd = true;
 284         int a_track = 0;
 285         int b_track = 0;
 286         bool isAutomatic = false;
 287         bool forceTrack = false;
 288         QString mlt_geometry;
 289         QString mlt_service;
 290         QString transitionId;
 291         for (int k = 0; k < transitionparams.count(); k++) {
 292             p = transitionparams.item(k).toElement();
 293             if (!p.isNull()) {
 294                 QString paramName = p.attribute("name");
 295                 // do not add audio mixing transitions
 296                 if (paramName == "internal_added" && p.text() == "237") {
 297                     transitionAdd = false;
 298                     //kDebug() << "//  TRANSITRION " << i << " IS NOT VALID (INTERN ADDED)";
 299                     //break;
 300                 } else if (paramName == "a_track") {
 301                     a_track = qMax(0, p.text().toInt());
 302                     a_track = qMin(m_projectTracks - 1, a_track);
 303                     if (a_track != p.text().toInt()) {
 304                         // the transition track was out of bounds
 305                         m_documentErrors.append(i18n("Transition %1 had an invalid track: %2 > %3", e.attribute("id"), p.text().toInt(), a_track) + '\n');
 306                         EffectsList::setProperty(e, "a_track", QString::number(a_track));
 307                     }
 308                 } else if (paramName == "b_track") {
 309                     b_track = qMax(0, p.text().toInt());
 310                     b_track = qMin(m_projectTracks - 1, b_track);
 311                     if (b_track != p.text().toInt()) {
 312                         // the transition track was out of bounds
 313                         m_documentErrors.append(i18n("Transition %1 had an invalid track: %2 > %3", e.attribute("id"), p.text().toInt(), b_track) + '\n');
 314                         EffectsList::setProperty(e, "b_track", QString::number(b_track));
 315                     }
 316                 } else if (paramName == "mlt_service") mlt_service = p.text();
 317                 else if (paramName == "kdenlive_id") transitionId = p.text();
 318                 else if (paramName == "geometry") mlt_geometry = p.text();
 319                 else if (paramName == "automatic" && p.text() == "1") isAutomatic = true;
 320                 else if (paramName == "force_track" && p.text() == "1") forceTrack = true;
 321             }
 322         }
 323         if (a_track == b_track || b_track == 0) {
 324             // invalid transition, remove it
 325             m_documentErrors.append(i18n("Removed invalid transition: %1", e.attribute("id")) + '\n');
 326             tractor.removeChild(transitions.item(i));
 327             i--;
 328             continue;
 329         }
 330         if (transitionAdd || mlt_service != "mix") {
 331             // Transition should be added to the scene
 332             ItemInfo transitionInfo;
 333             if (mlt_service == "composite" && transitionId.isEmpty()) {
 334                 // When adding composite transition, check if it is a wipe transition
 335                 if (mlt_geometry.count(';') == 1) {
 336                     mlt_geometry.remove(QChar('%'), Qt::CaseInsensitive);
 337                     mlt_geometry.replace(QChar('x'), QChar(':'), Qt::CaseInsensitive);
 338                     mlt_geometry.replace(QChar(','), QChar(':'), Qt::CaseInsensitive);
 339                     mlt_geometry.replace(QChar('/'), QChar(':'), Qt::CaseInsensitive);
 340
 341                     QString start = mlt_geometry.section('=', 0, 0).section(':', 0, -2) + ':';
 342                     start.append(mlt_geometry.section('=', 1, 1).section(':', 0, -2));
 343                     QStringList numbers = start.split(':', QString::SkipEmptyParts);
 344                     bool isWipeTransition = true;
 345                     int checkNumber;
 346                     for (int i = 0; i < numbers.size(); ++i) {
 347                         checkNumber = qAbs(numbers.at(i).toInt());
 348                         if (checkNumber != 0 && checkNumber != 100) {
 349                             isWipeTransition = false;
 350                             break;
 351                         }
 352                     }
 353                     if (isWipeTransition) transitionId = "slide";
 354                 }
 355             }
 356
 357             QDomElement base = MainWindow::transitions.getEffectByTag(mlt_service, transitionId).cloneNode().toElement();
 358
 359             if (!base.isNull()) for (int k = 0; k < transitionparams.count(); k++) {
 360                     p = transitionparams.item(k).toElement();
 361                     if (!p.isNull()) {
 362                         QString paramName = p.attribute("name");
 363                         QString paramValue = p.text();
 364
 365                         QDomNodeList params = base.elementsByTagName("parameter");
 366                         if (paramName != "a_track" && paramName != "b_track") for (int i = 0; i < params.count(); i++) {
 367                                 QDomElement e = params.item(i).toElement();
 368                                 if (!e.isNull() && e.attribute("tag") == paramName) {
 369                                     if (e.attribute("type") == "double") {
 370                                         QString factor = e.attribute("factor", "1");
 371                                         if (factor != "1") {
 372                                             double fact;
 373                                             if (factor.contains('%')) {
 374                                                 fact = ProfilesDialog::getStringEval(m_doc->mltProfile(), factor);
 375                                             } else fact = factor.toDouble();
 376                                             double val = paramValue.toDouble() * fact;
 377                                             paramValue = QString::number(val);
 378                                         }
 379                                     }
 380                                     e.setAttribute("value", paramValue);
 381                                     break;
 382                                 }
 383                             }
 384                     }
 385                 }
 386
 387             /*QDomDocument doc;
 388             doc.appendChild(doc.importNode(base, true));
 389             kDebug() << "///////  TRANSITION XML: "<< doc.toString();*/
 390
 391             transitionInfo.startPos = GenTime(e.attribute("in").toInt(), m_doc->fps());
 392             transitionInfo.endPos = GenTime(e.attribute("out").toInt() + 1, m_doc->fps());
 393             transitionInfo.track = m_projectTracks - 1 - b_track;
 394
 395             //kDebug() << "///////////////   +++++++++++  ADDING TRANSITION ON TRACK: " << b_track << ", TOTAL TRKA: " << m_projectTracks;
 396             if (transitionInfo.startPos >= transitionInfo.endPos || base.isNull()) {
 397                 // invalid transition, remove it.
 398                 m_documentErrors.append(i18n("Removed invalid transition: (%1, %2, %3)", e.attribute("id"), mlt_service, transitionId) + '\n');
 399                 kDebug() << "///// REMOVED INVALID TRANSITION: " << e.attribute("id");
 400                 tractor.removeChild(transitions.item(i));
 401                 i--;
 402             } else if (m_trackview->canBePastedTo(transitionInfo, TRANSITIONWIDGET)) {
 403                 Transition *tr = new Transition(transitionInfo, a_track, m_doc->fps(), base, isAutomatic);
 404                 if (forceTrack) tr->setForcedTrack(true, a_track);
 405                 m_scene->addItem(tr);
 406                 if (b_track > 0 && m_doc->isTrackLocked(b_track - 1)) {
 407                     tr->setItemLocked(true);
 408                 }
 409             }
 410             else {
 411                 m_documentErrors.append(i18n("Removed overlapping transition: (%1, %2, %3)", e.attribute("id"), mlt_service, transitionId) + '\n');
 412                 tractor.removeChild(transitions.item(i));
 413                 i--;
 414             }
 415         }
 416     }
 417
 418
 419     QDomElement infoXml = mlt.firstChildElement("kdenlivedoc");
 420
 421     // Add guides
 422     QDomNodeList guides = infoXml.elementsByTagName("guide");
 423     for (int i = 0; i < guides.count(); i++) {
 424         e = guides.item(i).toElement();
 425         const QString comment = e.attribute("comment");
 426         const GenTime pos = GenTime(e.attribute("time").toDouble());
 427         m_trackview->addGuide(pos, comment);
 428     }
 429
 430     // Rebuild groups
 431     QDomNodeList groups = infoXml.elementsByTagName("group");
 432     m_trackview->loadGroups(groups);
 433     m_trackview->setDuration(duration);
 434     kDebug() << "///////////  TOTAL PROJECT DURATION: " << duration;
 435
 436     // Remove Kdenlive extra info from xml doc before sending it to MLT
 437     mlt.removeChild(infoXml);
 438
 439     slotRebuildTrackHeaders();
 440     if (!m_documentErrors.isNull()) KMessageBox::sorry(this, m_documentErrors);
 441     if (infoXml.hasAttribute("upgraded") || infoXml.hasAttribute("modified")) {
 442         // Our document was upgraded, create a backup copy just in case
 443         QString baseFile = m_doc->url().path().section(".kdenlive", 0, 0);
 444         int ct = 0;
 445         QString backupFile = baseFile + "_backup" + QString::number(ct) + ".kdenlive";
 446         while (QFile::exists(backupFile)) {
 447             ct++;
 448             backupFile = baseFile + "_backup" + QString::number(ct) + ".kdenlive";
 449         }
 450         QString message;
 451         if (infoXml.hasAttribute("upgraded"))
 452             message = i18n("Your project file was upgraded to the latest Kdenlive document version.\nTo make sure you don't lose data, a backup copy called %1 was created.", backupFile);
 453         else
 454             message = i18n("Your project file was modified by Kdenlive.\nTo make sure you don't lose data, a backup copy called %1 was created.", backupFile);
 455         if (KIO::NetAccess::file_copy(m_doc->url(), KUrl(backupFile), this))
 456             KMessageBox::information(this, message);
 457         else
 458             KMessageBox::information(this, i18n("Your project file was upgraded to the latest Kdenlive document version, but it was not possible to create a backup copy.", backupFile));
 459     }
 460     //m_trackview->setCursorPos(cursorPos);
 461     //m_scrollBox->setGeometry(0, 0, 300 * zoomFactor(), m_scrollArea->height());
 462 }
 463
 464 void TrackView::slotDeleteClip(const QString &clipId)
 465 {
 466     m_trackview->deleteClip(clipId);
 467 }
 468
 469 void TrackView::setCursorPos(int pos)
 470 {
 471     m_trackview->setCursorPos(pos);
 472 }
 473
 474 void TrackView::moveCursorPos(int pos)
 475 {
 476     m_trackview->setCursorPos(pos, false);
 477 }
 478
 479 void TrackView::slotChangeZoom(int horizontal, int vertical)
 480 {
 481     m_ruler->setPixelPerMark(horizontal);
 482     m_scale = (double) FRAME_SIZE / m_ruler->comboScale[horizontal];
 483
 484     if (vertical == -1) {
 485         // user called zoom
 486         m_doc->setZoom(horizontal, m_verticalZoom);
 487         m_trackview->setScale(m_scale, m_scene->scale().y());
 488     } else {
 489         m_verticalZoom = vertical;
 490         if (m_verticalZoom == 0)
 491             m_trackview->setScale(m_scale, 0.5);
 492         else
 493             m_trackview->setScale(m_scale, m_verticalZoom);
 494         adjustTrackHeaders();
 495     }
 496 }
 497
 498 int TrackView::fitZoom() const
 499 {
 500     int zoom = (int)((duration() + 20 / m_scale) * FRAME_SIZE / m_trackview->width());
 501     int i;
 502     for (i = 0; i < 13; i++)
 503         if (m_ruler->comboScale[i] > zoom) break;
 504     return i;
 505 }
 506
 507 KdenliveDoc *TrackView::document()
 508 {
 509     return m_doc;
 510 }
 511
 512 void TrackView::refresh()
 513 {
 514     m_trackview->viewport()->update();
 515 }
 516
 517 void TrackView::slotRepaintTracks()
 518 {
 519     QList<HeaderTrack *> widgets = findChildren<HeaderTrack *>();
 520     for (int i = 0; i < widgets.count(); i++) {
 521         if (widgets.at(i)) widgets.at(i)->setSelectedIndex(m_trackview->selectedTrack());
 522     }
 523 }
 524
 525 void TrackView::slotReloadTracks()
 526 {
 527     slotRebuildTrackHeaders();
 528     emit updateTracksInfo();
 529 }
 530
 531 void TrackView::slotRebuildTrackHeaders()
 532 {
 533     const QList <TrackInfo> list = m_doc->tracksList();
 534     QLayoutItem *child;
 535     while ((child = headers_container->layout()->takeAt(0)) != 0) {
 536         QWidget *wid = child->widget();
 537         delete child;
 538         if (wid) wid->deleteLater();
 539     }
 540     int max = list.count();
 541     int height = KdenliveSettings::trackheight() * m_scene->scale().y() - 1;
 542     HeaderTrack *header = NULL;
 543     QFrame *frame = NULL;
 544     for (int i = 0; i < max; i++) {
 545         frame = new QFrame(headers_container);
 546         frame->setFrameStyle(QFrame::HLine);
 547         frame->setFixedHeight(1);
 548         headers_container->layout()->addWidget(frame);
 549         TrackInfo info = list.at(max - i - 1);
 550         header = new HeaderTrack(i, info, height, headers_container);
 551         header->setSelectedIndex(m_trackview->selectedTrack());
 552         connect(header, SIGNAL(switchTrackVideo(int)), m_trackview, SLOT(slotSwitchTrackVideo(int)));
 553         connect(header, SIGNAL(switchTrackAudio(int)), m_trackview, SLOT(slotSwitchTrackAudio(int)));
 554         connect(header, SIGNAL(switchTrackLock(int)), m_trackview, SLOT(slotSwitchTrackLock(int)));
 555         connect(header, SIGNAL(selectTrack(int)), m_trackview, SLOT(slotSelectTrack(int)));
 556         connect(header, SIGNAL(deleteTrack(int)), this, SIGNAL(deleteTrack(int)));
 557         connect(header, SIGNAL(insertTrack(int)), this, SIGNAL(insertTrack(int)));
 558         connect(header, SIGNAL(renameTrack(int, QString)), this, SLOT(slotRenameTrack(int, QString)));
 559         connect(header, SIGNAL(configTrack(int)), this, SIGNAL(configTrack(int)));
 560         connect(header, SIGNAL(addTrackInfo(const QDomElement, int)), m_trackview, SLOT(slotAddTrackEffect(const QDomElement, int)));
 561         connect(header, SIGNAL(showTrackEffects(int)), this, SLOT(slotShowTrackEffects(int)));
 562         headers_container->layout()->addWidget(header);
 563     }
 564     frame = new QFrame(this);
 565     frame->setFrameStyle(QFrame::HLine);
 566     frame->setFixedHeight(1);
 567     headers_container->layout()->addWidget(frame);
 568 }
 569
 570
 571 void TrackView::adjustTrackHeaders()
 572 {
 573     int height = KdenliveSettings::trackheight() * m_scene->scale().y() - 1;
 574     QList<HeaderTrack *> widgets = findChildren<HeaderTrack *>();
 575     for (int i = 0; i < widgets.count(); i++) {
 576         if (widgets.at(i)) widgets.at(i)->adjustSize(height);
 577     }
 578 }
 579
 580 int TrackView::slotAddProjectTrack(int ix, QDomElement xml, bool locked, QDomNodeList producers)
 581 {
 582     // parse track
 583     int position = 0;
 584     QMap <QString, QString> producerReplacementIds;
 585     QDomNodeList children = xml.childNodes();
 586     for (int nodeindex = 0; nodeindex < children.count(); nodeindex++) {
 587         QDomNode n = children.item(nodeindex);
 588         QDomElement elem = n.toElement();
 589         if (elem.tagName() == "blank") {
 590             position += elem.attribute("length").toInt();
 591         } else if (elem.tagName() == "entry") {
 592             // Found a clip
 593             int in = elem.attribute("in").toInt();
 594             int out = elem.attribute("out").toInt();
 595             if (in > out || /*in == out ||*/ m_invalidProducers.contains(elem.attribute("producer"))) {
 596                 m_documentErrors.append(i18n("Invalid clip removed from track %1 at %2\n", ix, position));
 597                 xml.removeChild(children.at(nodeindex));
 598                 nodeindex--;
 599                 continue;
 600             }
 601             QString idString = elem.attribute("producer");
 602             if (producerReplacementIds.contains(idString)) {
 603                 // replace id
 604                 elem.setAttribute("producer", producerReplacementIds.value(idString));
 605                 idString = elem.attribute("producer");
 606             }
 607             QString id = idString;
 608             double speed = 1.0;
 609             int strobe = 1;
 610             if (idString.startsWith("slowmotion")) {
 611                 id = idString.section(':', 1, 1);
 612                 speed = idString.section(':', 2, 2).toDouble();
 613                 strobe = idString.section(':', 3, 3).toInt();
 614                 if (strobe == 0) strobe = 1;
 615             }
 616             id = id.section('_', 0, 0);
 617             DocClipBase *clip = m_doc->clipManager()->getClipById(id);
 618             if (clip == NULL) {
 619                 // The clip in playlist was not listed in the kdenlive producers,
 620                 // something went wrong, repair required.
 621                 kWarning() << "CANNOT INSERT CLIP " << id;
 622                 QString docRoot = m_doc->toXml().documentElement().attribute("root");
 623                 if (!docRoot.endsWith('/')) docRoot.append('/');
 624                 clip = getMissingProducer(idString);
 625                 if (clip) {
 626                     // We found the original producer in Kdenlive's producers
 627                     // Found correct producer
 628                     m_documentErrors.append(i18n("Replaced wrong clip producer %1 with %2", id, clip->getId()) + '\n');
 629                     QString prodId = clip->getId();
 630                     if (clip->clipType() == PLAYLIST || clip->clipType() == AV || clip->clipType() == AUDIO) {
 631                         // We need producer for the track
 632                         prodId.append("_" + QString::number(ix));
 633                     }
 634                     elem.setAttribute("producer", prodId);
 635                     producerReplacementIds.insert(idString, prodId);
 636                     // now adjust the mlt producer
 637                     bool found = false;
 638                     for (int i = 0; i < producers.count(); i++) {
 639                         QDomElement prod = producers.at(i).toElement();
 640                         if (prod.attribute("id") == prodId) {
 641                             // ok, producer already exists
 642                             found = true;
 643                             break;
 644                         }
 645                     }
 646                     if (!found) {
 647                         for (int i = 0; i < producers.count(); i++) {
 648                             QDomElement prod = producers.at(i).toElement();
 649                             if (prod.attribute("id") == idString) {
 650                                 prod.setAttribute("id", prodId);
 651                                 m_replacementProducerIds.insert(idString, prodId);
 652                                 found = true;
 653                                 break;
 654                             }
 655                         }
 656                     }
 657                     if (!found) {
 658                         // We didn't find the producer for this track, find producer for another track and duplicate
 659                         for (int i = 0; i < producers.count(); i++) {
 660                             QDomElement prod = producers.at(i).toElement();
 661                             QString mltProdId = prod.attribute("id");
 662                             if (mltProdId == prodId || mltProdId.startsWith(prodId + "_")) {
 663                                 // Found parent producer, clone it
 664                                 QDomElement clone = prod.cloneNode().toElement();
 665                                 clone.setAttribute("id", prodId);
 666                                 m_doc->toXml().documentElement().insertBefore(clone, xml);
 667                                 break;
 668                             }
 669                         }
 670                     }
 671                 }
 672                 else {
 673                     // We cannot find the producer, something is really wrong, add
 674                     // placeholder color clip
 675                     QDomDocument doc;
 676                     QDomElement producerXml = doc.createElement("producer");
 677                     doc.appendChild(producerXml);
 678                     bool foundMltProd = false;
 679                     for (int i = 0; i < producers.count(); i++) {
 680                         QDomElement prod = producers.at(i).toElement();
 681                         if (prod.attribute("id") == id) {
 682                             QString service = EffectsList::property(prod, "mlt_service");
 683                             QString type = EffectsList::property(prod, "mlt_type");
 684                             QString resource = EffectsList::property(prod, "resource");
 685                             if (!resource.startsWith('/') && service != "colour") {
 686                                 resource.prepend(docRoot);
 687                                 kDebug()<<"******************\nADJUSTED 1\n*************************";
 688                             }
 689                             QString length = EffectsList::property(prod, "length");
 690                             producerXml.setAttribute("mlt_service", service);
 691                             producerXml.setAttribute("mlt_type", type);
 692                             producerXml.setAttribute("resource", resource);
 693                             producerXml.setAttribute("duration", length);
 694                             if (service == "colour") producerXml.setAttribute("type", COLOR);
 695                             else if (service == "qimage" || service == "pixbuf") producerXml.setAttribute("type", IMAGE);
 696                             else if (service == "kdenlivetitle") producerXml.setAttribute("type", TEXT);
 697                             else producerXml.setAttribute("type", AV);
 698                             clip = new DocClipBase(m_doc->clipManager(), doc.documentElement(), id);
 699                             m_doc->clipManager()->addClip(clip);
 700                             m_documentErrors.append(i18n("Broken clip producer %1, recreated base clip: %2", id, resource) + '\n');
 701                             foundMltProd = true;
 702                             break;
 703                         }
 704                     }
 705                     if (!foundMltProd) {
 706                         // Cannot recover, replace with blank
 707                         int duration = elem.attribute("out").toInt() - elem.attribute("in").toInt();
 708                         elem.setAttribute("length", duration);
 709                         elem.setTagName("blank");
 710                         m_documentErrors.append(i18n("Broken clip producer %1, removed from project", id) + '\n');
 711                     }
 712                 }
 713                 m_doc->setModified(true);
 714             }
 715
 716             if (clip != NULL) {
 717                 ItemInfo clipinfo;
 718                 clipinfo.startPos = GenTime(position, m_doc->fps());
 719                 clipinfo.endPos = clipinfo.startPos + GenTime(out - in + 1, m_doc->fps());
 720                 clipinfo.cropStart = GenTime(in, m_doc->fps());
 721                 clipinfo.cropDuration = clipinfo.endPos - clipinfo.startPos;
 722
 723                 clipinfo.track = ix;
 724                 //kDebug() << "// INSERTING CLIP: " << in << "x" << out << ", track: " << ix << ", ID: " << id << ", SCALE: " << m_scale << ", FPS: " << m_doc->fps();
 725                 ClipItem *item = new ClipItem(clip, clipinfo, m_doc->fps(), speed, strobe, false);
 726                 if (idString.endsWith("_video")) item->setVideoOnly(true);
 727                 else if (idString.endsWith("_audio")) item->setAudioOnly(true);
 728                 m_scene->addItem(item);
 729                 if (locked) item->setItemLocked(true);
 730                 clip->addReference();
 731                 position += (out - in + 1);
 732                 if (speed != 1.0 || strobe > 1) {
 733                     QDomElement speedeffect = MainWindow::videoEffects.getEffectByTag(QString(), "speed").cloneNode().toElement();
 734                     EffectsList::setParameter(speedeffect, "speed", QString::number((int)(100 * speed + 0.5)));
 735                     EffectsList::setParameter(speedeffect, "strobe", QString::number(strobe));
 736                     item->addEffect(speedeffect, false);
 737                     item->effectsCounter();
 738                 }
 739
 740                 // parse clip effects
 741                 QDomNodeList effects = elem.elementsByTagName("filter");
 742                 slotAddProjectEffects(effects, elem, item, -1);
 743             }
 744         }
 745     }
 746     kDebug() << "*************  ADD DOC TRACK " << ix << ", DURATION: " << position;
 747     return position;
 748 }
 749
 750 void TrackView::slotAddProjectEffects(QDomNodeList effects, QDomElement parentNode, ClipItem *clip, int trackIndex)
 751 {
 752     int effectNb = 0;
 753     for (int ix = 0; ix < effects.count(); ix++) {
 754         bool disableeffect = false;
 755         QDomElement effect = effects.at(ix).toElement();
 756         if (effect.tagName() != "filter") continue;
 757         effectNb++;
 758         // add effect to clip
 759         QString effecttag;
 760         QString effectid;
 761         QString effectindex = QString::number(effectNb);
 762         // Get effect tag & index
 763         for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 764             // parse effect parameters
 765             QDomElement effectparam = n3.toElement();
 766             if (effectparam.attribute("name") == "tag") {
 767                 effecttag = effectparam.text();
 768             } else if (effectparam.attribute("name") == "kdenlive_id") {
 769                 effectid = effectparam.text();
 770             } else if (effectparam.attribute("name") == "disable" && effectparam.text().toInt() == 1) {
 771                 // Fix effects index
 772                 disableeffect = true;
 773             } else if (effectparam.attribute("name") == "kdenlive_ix") {
 774                 // Fix effects index
 775                 effectparam.firstChild().setNodeValue(effectindex);
 776             }
 777         }
 778         //kDebug() << "+ + CLIP EFF FND: " << effecttag << ", " << effectid << ", " << effectindex;
 779         // get effect standard tags
 780         QDomElement clipeffect = MainWindow::customEffects.getEffectByTag(QString(), effectid);
 781         if (clipeffect.isNull()) {
 782             clipeffect = MainWindow::videoEffects.getEffectByTag(effecttag, effectid);
 783         }
 784         if (clipeffect.isNull()) {
 785             clipeffect = MainWindow::audioEffects.getEffectByTag(effecttag, effectid);
 786         }
 787         if (clipeffect.isNull()) {
 788             kDebug() << "///  WARNING, EFFECT: " << effecttag << ": " << effectid << " not found, removing it from project";
 789             m_documentErrors.append(i18n("Effect %1:%2 not found in MLT, it was removed from this project\n", effecttag, effectid));
 790             if (parentNode.removeChild(effects.at(ix)).isNull()) kDebug() << "///  PROBLEM REMOVING EFFECT: " << effecttag;
 791             ix--;
 792         } else {
 793             QDomElement currenteffect = clipeffect.cloneNode().toElement();
 794             currenteffect.setAttribute("kdenlive_ix", effectindex);
 795             QDomNodeList clipeffectparams = currenteffect.childNodes();
 796
 797             if (MainWindow::videoEffects.hasKeyFrames(currenteffect)) {
 798                 //kDebug() << " * * * * * * * * * * ** CLIP EFF WITH KFR FND  * * * * * * * * * * *";
 799                 // effect is key-framable, read all effects to retrieve keyframes
 800                 QString factor;
 801                 QString starttag;
 802                 QString endtag;
 803                 QDomNodeList params = currenteffect.elementsByTagName("parameter");
 804                 for (int i = 0; i < params.count(); i++) {
 805                     QDomElement e = params.item(i).toElement();
 806                     if (e.attribute("type") == "keyframe") {
 807                         starttag = e.attribute("starttag", "start");
 808                         endtag = e.attribute("endtag", "end");
 809                         factor = e.attribute("factor", "1");
 810                         break;
 811                     }
 812                 }
 813                 QString keyframes;
 814                 int effectin = effect.attribute("in").toInt();
 815                 int effectout = effect.attribute("out").toInt();
 816                 double startvalue = 0;
 817                 double endvalue = 0;
 818                 double fact;
 819                 if (factor.isEmpty()) fact = 1;
 820                 else if (factor.contains('%')) {
 821                     fact = ProfilesDialog::getStringEval(m_doc->mltProfile(), factor);
 822                 } else fact = factor.toDouble();
 823                 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 824                     // parse effect parameters
 825                     QDomElement effectparam = n3.toElement();
 826                     if (effectparam.attribute("name") == starttag)
 827                         startvalue = effectparam.text().toDouble() * fact;
 828                     if (effectparam.attribute("name") == endtag)
 829                         endvalue = effectparam.text().toDouble() * fact;
 830                 }
 831                 // add first keyframe
 832                 if (effectout <= effectin) {
 833                     // there is only one keyframe
 834                     keyframes.append(QString::number(effectin) + ':' + m_locale.toString(startvalue) + ';');
 835                 } else keyframes.append(QString::number(effectin) + ':' + m_locale.toString(startvalue) + ';' + QString::number(effectout) + ':' + QString::number(endvalue) + ';');
 836                 QDomNode lastParsedEffect;
 837                 ix++;
 838                 QDomNode n2 = effects.at(ix);
 839                 bool continueParsing = true;
 840                 for (; !n2.isNull() && continueParsing; n2 = n2.nextSibling()) {
 841                     // parse all effects
 842                     QDomElement kfreffect = n2.toElement();
 843                     int effectout = kfreffect.attribute("out").toInt();
 844
 845                     for (QDomNode n4 = kfreffect.firstChild(); !n4.isNull(); n4 = n4.nextSibling()) {
 846                         // parse effect parameters
 847                         QDomElement subeffectparam = n4.toElement();
 848                         if (subeffectparam.attribute("name") == "kdenlive_ix" && subeffectparam.text() != effectindex) {
 849                             //We are not in the same effect, stop parsing
 850                             lastParsedEffect = n2.previousSibling();
 851                             ix--;
 852                             continueParsing = false;
 853                             break;
 854                         } else if (subeffectparam.attribute("name") == endtag) {
 855                             endvalue = subeffectparam.text().toDouble() * fact;
 856                             break;
 857                         }
 858                     }
 859                     if (continueParsing) {
 860                         keyframes.append(QString::number(effectout) + ':' + m_locale.toString(endvalue) + ';');
 861                         ix++;
 862                     }
 863                 }
 864
 865                 params = currenteffect.elementsByTagName("parameter");
 866                 for (int i = 0; i < params.count(); i++) {
 867                     QDomElement e = params.item(i).toElement();
 868                     if (e.attribute("type") == "keyframe") e.setAttribute("keyframes", keyframes);
 869                 }
 870                 if (!continueParsing) {
 871                     n2 = lastParsedEffect;
 872                 }
 873             } else {
 874                 // Check if effect has in/out points
 875                 if (effect.hasAttribute("in")) {
 876                     EffectsList::setParameter(currenteffect, "in",  effect.attribute("in"));
 877                 }
 878                 if (effect.hasAttribute("out")) {
 879                     EffectsList::setParameter(currenteffect, "out",  effect.attribute("out"));
 880                 }
 881             }
 882
 883             // adjust effect parameters
 884             for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
 885                 // parse effect parameters
 886                 QDomElement effectparam = n3.toElement();
 887                 QString paramname = effectparam.attribute("name");
 888                 QString paramvalue = effectparam.text();
 889
 890                 // try to find this parameter in the effect xml
 891                 QDomElement e;
 892                 for (int k = 0; k < clipeffectparams.count(); k++) {
 893                     e = clipeffectparams.item(k).toElement();
 894                     if (!e.isNull() && e.tagName() == "parameter" && e.attribute("name") == paramname) {
 895                         QString type = e.attribute("type");
 896                         QString factor = e.attribute("factor", "1");
 897                         double fact;
 898                         if (factor.contains('%')) {
 899                             fact = ProfilesDialog::getStringEval(m_doc->mltProfile(), factor);
 900                         } else {
 901                             fact = factor.toDouble();
 902                         }
 903                         if (type == "simplekeyframe") {
 904                             QStringList kfrs = paramvalue.split(";");
 905                             for (int l = 0; l < kfrs.count(); l++) {
 906                                 QString fr = kfrs.at(l).section('=', 0, 0);
 907                                 double val = m_locale.toDouble(kfrs.at(l).section('=', 1, 1));
 908                                 //kfrs[l] = fr + ":" + m_locale.toString((int)(val * fact));
 909                                 kfrs[l] = fr + ":" + QString::number((int) (val * fact));
 910                             }
 911                             e.setAttribute("keyframes", kfrs.join(";"));
 912                         } else if (type == "double" || type == "constant") {
 913                             bool ok;
 914                             e.setAttribute("value", m_locale.toDouble(paramvalue, &ok) * fact);
 915                             if (!ok)
 916                                 e.setAttribute("value", paramvalue);
 917                         } else {
 918                             e.setAttribute("value", paramvalue);
 919                         }
 920                         break;
 921                     }
 922                 }
 923             }
 924
 925             if (disableeffect) currenteffect.setAttribute("disable", "1");
 926             if (clip)
 927                 clip->addEffect(currenteffect, false);
 928             else
 929                 m_doc->addTrackEffect(trackIndex, currenteffect);
 930         }
 931     }
 932 }
 933
 934
 935 DocClipBase *TrackView::getMissingProducer(const QString id) const
 936 {
 937     QDomElement missingXml;
 938     QDomDocument doc = m_doc->toXml();
 939     QString docRoot = doc.documentElement().attribute("root");
 940     if (!docRoot.endsWith('/')) docRoot.append('/');
 941     QDomNodeList prods = doc.elementsByTagName("producer");
 942     int maxprod = prods.count();
 943     bool slowmotionClip = false;
 944     for (int i = 0; i < maxprod; i++) {
 945         QDomNode m = prods.at(i);
 946         QString prodId = m.toElement().attribute("id");
 947         if (prodId.startsWith("slowmotion")) {
 948             slowmotionClip = true;
 949             prodId = prodId.section(':', 1, 1);
 950         }
 951         prodId = prodId.section('_', 0, 0);
 952         if (prodId == id) {
 953             missingXml =  m.toElement();
 954             break;
 955         }
 956     }
 957     if (missingXml == QDomElement()) {
 958         // Check if producer id was replaced in another track
 959         if (m_replacementProducerIds.contains(id)) {
 960             QString newId = m_replacementProducerIds.value(id);
 961             slowmotionClip = false;
 962             for (int i = 0; i < maxprod; i++) {
 963                 QDomNode m = prods.at(i);
 964                 QString prodId = m.toElement().attribute("id");
 965                 if (prodId.startsWith("slowmotion")) {
 966                     slowmotionClip = true;
 967                     prodId = prodId.section(':', 1, 1);
 968                 }
 969                 prodId = prodId.section('_', 0, 0);
 970                 if (prodId == id) {
 971                     missingXml =  m.toElement();
 972                     break;
 973                 }
 974             }
 975         }
 976     }
 977     if (missingXml == QDomElement()) return NULL;
 978     QString resource = EffectsList::property(missingXml, "resource");
 979     QString service = EffectsList::property(missingXml, "mlt_service");
 980
 981     if (slowmotionClip) resource = resource.section('?', 0, 0);
 982     // prepend MLT XML document root if no path in clip resource and not a color clip
 983     if (!resource.startsWith('/') && service != "colour") {
 984         resource.prepend(docRoot);
 985         kDebug()<<"******************\nADJUSTED 2\n*************************";
 986     }
 987     DocClipBase *missingClip = NULL;
 988     if (!resource.isEmpty()) {
 989         QList <DocClipBase *> list = m_doc->clipManager()->getClipByResource(resource);
 990         if (!list.isEmpty()) missingClip = list.at(0);
 991     }
 992     return missingClip;
 993 }
 994
 995 QGraphicsScene *TrackView::projectScene()
 996 {
 997     return m_scene;
 998 }
 999
1000 CustomTrackView *TrackView::projectView()
1001 {
1002     return m_trackview;
1003 }
1004
1005 void TrackView::setEditMode(const QString & editMode)
1006 {
1007     m_editMode = editMode;
1008 }
1009
1010 const QString & TrackView::editMode() const
1011 {
1012     return m_editMode;
1013 }
1014
1015 void TrackView::slotChangeTrackLock(int ix, bool lock)
1016 {
1017     QList<HeaderTrack *> widgets = findChildren<HeaderTrack *>();
1018     widgets.at(ix)->setLock(lock);
1019 }
1020
1021
1022 void TrackView::slotVerticalZoomDown()
1023 {
1024     if (m_verticalZoom == 0) return;
1025     m_verticalZoom--;
1026     m_doc->setZoom(m_doc->zoom().x(), m_verticalZoom);
1027     if (m_verticalZoom == 0)
1028         m_trackview->setScale(m_scene->scale().x(), 0.5);
1029     else
1030         m_trackview->setScale(m_scene->scale().x(), 1);
1031     adjustTrackHeaders();
1032     m_trackview->verticalScrollBar()->setValue(headers_area->verticalScrollBar()->value());
1033 }
1034
1035 void TrackView::slotVerticalZoomUp()
1036 {
1037     if (m_verticalZoom == 2) return;
1038     m_verticalZoom++;
1039     m_doc->setZoom(m_doc->zoom().x(), m_verticalZoom);
1040     if (m_verticalZoom == 2)
1041         m_trackview->setScale(m_scene->scale().x(), 2);
1042     else
1043         m_trackview->setScale(m_scene->scale().x(), 1);
1044     adjustTrackHeaders();
1045     m_trackview->verticalScrollBar()->setValue(headers_area->verticalScrollBar()->value());
1046 }
1047
1048 void TrackView::updateProjectFps()
1049 {
1050     m_ruler->updateProjectFps(m_doc->timecode());
1051     m_trackview->updateProjectFps();
1052 }
1053
1054 void TrackView::slotRenameTrack(int ix, QString name)
1055 {
1056     int tracknumber = m_doc->tracksCount() - ix;
1057     QList <TrackInfo> tracks = m_doc->tracksList();
1058     tracks[tracknumber - 1].trackName = name;
1059     ConfigTracksCommand *configTracks = new ConfigTracksCommand(m_trackview, m_doc->tracksList(), tracks);
1060     m_doc->commandStack()->push(configTracks);
1061     m_doc->setModified(true);
1062 }
1063
1064 void TrackView::slotUpdateVerticalScroll(int /*min*/, int max)
1065 {
1066     int height = 0;
1067     if (max > 0) height = m_trackview->horizontalScrollBar()->height() - 1;
1068     headers_container->layout()->setContentsMargins(0, m_trackview->frameWidth(), 0, height);
1069 }
1070
1071 void TrackView::updateRuler()
1072 {
1073     m_ruler->update();
1074 }
1075
1076 void TrackView::slotShowTrackEffects(int ix)
1077 {
1078     m_trackview->clearSelection();
1079     emit showTrackEffects(m_doc->tracksCount() - ix, m_doc->trackInfoAt(m_doc->tracksCount() - ix - 1));
1080 }
1081
1082 void TrackView::slotUpdateTrackEffectState(int ix)
1083 {
1084     QList<HeaderTrack *> widgets = findChildren<HeaderTrack *>();
1085     if (ix < 0 || ix >= widgets.count()) {
1086         kDebug() << "ERROR, Trying to access a non existant track: " << ix;
1087         return;
1088     }
1089     widgets.at(m_doc->tracksCount() - ix - 1)->updateEffectLabel(m_doc->trackInfoAt(ix).effectsList.effectNames());
1090 }
1091
1092 void TrackView::slotSaveTimelinePreview(const QString path)
1093 {
1094     QImage img(width(), height(), QImage::Format_ARGB32_Premultiplied);
1095     img.fill(palette().base().color().rgb());
1096     QPainter painter(&img);
1097     render(&painter);
1098     painter.end();
1099     img = img.scaledToWidth(600, Qt::SmoothTransformation);
1100     img.save(path);
1101 }
1102
1103
1104 #include "trackview.moc"
1105
1106
1107